2减2的2次方减2的3次方减2的4次方减2的5次方减2的6次方减2的7次方减2的8次方减2的9次方加2的10次方的简算

2-2^2-2^3-2^4-2^5-2^6-2^7-2^8-2^9+2^10
=2-2^2-2^3-2^4-2^5-2^6-2^7-2^8+2^9
=2-2^2-2^3-2^4-2^5-2^6-2^7+2^8
=2-2^2-2^3-2^4-2^5-2^6+2^7
=2-2^2-2^3-2^4-2^5+2^6
=2-2^2-2^3-2^4+2^5
=2-2^2-2^3+2^4
=2-2^2+2^3
=2+2^2
=6 注：-2^9+2^10 =2^9*2-2^9*1=2^9